Southgate is a suburb which lies within the Territorial Authority of Wellington, one of 52 residential suburbs which form the wider region. Southgate is the 37th largest suburb of Wellington in terms of the total number of residential housing stock. Southgate provides a range of housing stock, with the earliest residential housing recorded in the area constructed between 1900 - 1909. The majority of the residential housing stock in the locality was constructed between 1970 - 1979. Residential housing stock in Southgate is made up of approximately 90% residential housing and 10% residential investment housing properties.